NOTES PAYABLE - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	5 Months Ended	6 Months Ended
	Jan. 31, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Debt Disclosure [Abstract]
Interest expense	$ 1,159	$ 4,363	$ 2,600	$ 8,844
Amortization of deferred financing costs	$ 115	$ 500		$ 790
Interest payable, current					$ 1,200